#AD2A22#AD2A22

#AD2A22 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.4% C 0.169 H 28.5°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#AD2A22
RGB	rgb(173, 42, 34)
HSL	hsl(3, 67%, 41%)
HSV	hsv(3, 80%, 68%)
CMYK	cmyk(0%, 75.7%, 80.3%, 32.2%)
CIE-LAB	lab(39.00, 51.93, 37.20)
CIE-LCH	lch(39.00, 63.88, 35.62°)
OKLab	oklab(49.41% 0.1484 0.0806)
OKLCH	oklch(49.41% 0.169 28.5)
XYZ	xyz(18.3525, 10.6586, 2.6040)
Luminance	0.1066 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2A22 #22A5AD

analogous

#AD225F #AD2A22 #AD6F22

triadic

#AD2A22 #22AD2A #2A22AD

tetradic

#AD2A22 #5FAD22 #22A5AD #6F22AD

square

#AD2A22 #5FAD22 #22A5AD #6F22AD

split-complementary

#AD2A22 #22AD6F #225FAD

monochromatic

#47110E #7A1E18 #AD2A22 #D73E35 #E16F68

Accessibility & contrast

On white

6.71

#AD2A22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#AD2A22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2A22

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2A22	#FFFFFF	#000000	##FFFFFF
##AD2A22	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524A20

Deuteranopia (green-blind)

#72661C

Tritanopia (blue-blind)

#BF002A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #ad2a22;
/* rgb */ color: rgb(173, 42, 34);
/* oklch */ color: oklch(49.4% 0.169 28.5);

Tailwind

colors: {
  custom: {
    50: '#cf6e5e',
    500: '#ad2a22',
    950: '#000000',
  },
}

SCSS

$custom: #ad2a22;
$custom-light: #cf6e5e;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2a22",
  "rgb": {
    "r": 173,
    "g": 42,
    "b": 34
  },
  "hsl": {
    "h": 3.453,
    "s": 67.15,
    "l": 40.588
  },
  "oklch": {
    "l": 0.49412,
    "c": 0.16885,
    "h": 28.5
  },
  "luminance": 0.10656
}

Semantic roles & 50–950 ramp

primary

#AD2A22

secondary

#64C1C7

accent

#E0EA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #AD2A22

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →